Answer:
As a result of the Peloponnesian War, Sparta, which had primarily been a continental culture, became a naval power. At its peak, Sparta overpowered many key Greek states, including the elite Athenian navy.
The fact that the imperator spent a lot of resources for wars
During World War II, the United States and the Soviet Union fought together as allies against the Axis powers. However, the relationship between the two nations was a tense one. Americans had long been wary of Soviet communism and concerned about Russian leader Joseph Stalin’s tyrannical rule of his own country. For their part, the Soviets resented the Americans’ decades-long refusal to treat the USSR as a legitimate part of the international community as well as their delayed entry into World War II, which resulted in the deaths of tens of millions of Russians. After the war ended, these grievances ripened into an overwhelming sense of mutual distrust and enmity.
The politics of America has changed widely from 1854 today while in 1854 there for two parties the Whigs and the Democratic. The democratic were in favor of slavery while the Whigs differed in this case. Because of which it collapse to form a new party called the Republican. Abraham Lincoln was the first President of this party and was successful in establishment of slavery.
After Lincoln's death Republican Party still went on to see if the slaves got their rights. with time it Businessman and wealthy people got more involved with party for power. Hence by 1920 this party becomes more of business party Until the economic crash in 1929 After which Franklin Roosevelt and other democrats come into power.
From 1989 to 2011 there was a very great Hispanic immigration taking place and democrats supported realizing these immigrants throughout. And today Republican formed trust in the resentment of this. this is how from ancient politics modern politics got connected .